Ningbo Nide Tech Co., Ltd
NINGBO NIDE TECH CO.,LTD We specialize in the field of electric motors, covering motor manufacturing machinery, DC motor,commutator,ball bearing and carbon brush.
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The Magnets are applicable for 775,750,550,540 series.
Ferrite Magnet Grade Equivalent
| Item | Grade | Br T(GS) | HCB kA/m(kOe) | HCJ kA/m(kOe) | (BH) max kJ/m³(MGOe) |
|
IEC standard
IEC60404-8-1: 2001
| Hard ferrite 32/25 SI-1-9 | ≥0.41 | ≥240 | ≥250 | ≥32.00 |
| ≥4100 | ≥3016 | ≥3142 | ≥4.02 | ||
| Hard ferrite 24/35 SI-1-10 | ≥0.36 | ≥260 | ≥350 | ≥24.00 | |
| ≥3600 | ≥3267 | ≥4398 | ≥3.02 | ||
| Hard ferrite 25/38 SI-1-12 | ≥0.38 | ≥275 | ≥380 | ≥25.00 | |
| ≥3800 | ≥3456 | ≥4775 | ≥3.14 | ||
| Hard ferrite 31/30 SI-1-13 | ≥0.41 | ≥295 | ≥300 | ≥31.00 | |
| ≥4100 | ≥3707 | ≥3770 | ≥3.896 | ||
|
NIDE Standard
Q/74690217-4.1-2004
| JC-Y3932 | 0.380-0.400 | 230-275 | 235-290 | 27.8-32.5 |
| (3800-4000) | (2890-3456) | (2953-3644) | (3.49-4.10) | ||
| JC-Y3939 | 0.385-0.4000 | 270-290 | 280-320 | 28.5-31.8 | |
| (3800-4000) | (3391-3644) | (3518-4021) | (3.58-4.00) | ||
| JC-Y4041 | 0.395-0.415 | 275-295 | 310-340 | 28.2-32.0 | |
| (3950-4150) | (3456-3707) | (3895-4272) | (3.54-4.02) | ||
| JC-Y4127 | 0.400-0.424 | 200-225 | 205-228 | 30.0-33.6 | |
| (4000-4240) | (2514-2827) | (2577-2865) | (3.77-4.22) | ||
| JC-Y4231 | 0.410-0.430 | 220-260 | 255-270 | 31.8-35.5 | |
| (4100-4300) | (2765-3267) | (2827-3391) | (4.00-4.46) | ||
| JC-Y3744 | 0.360-0.380 | 265-288 | 330-360 | 24.0-28.0 | |
| (3600-3800) | (3330-3620) | (4147-4524) | (3.02-3.53) | ||
| JC-Y3849 | 0.370-0.390 | 271-305 | 370-400 | 26.0-30.2 | |
| (3700-3900) | (3405-3833) | (4649-5026) | (3.27-3.80) | ||
| JC-Y4240 | 0.410-0.430 | 291-314 | 306.1-330 | 32.0-35.4 | |
| (4100-4300) | (3657-3946) | (3846-4147) | (4.02-4.45) |
NIDE can offer a variety of motor magnets, please contact us if necessary.
